Many of -----are young and some are oldA they B them C their D theirs选择并解释!谢谢啦

Many of you are studying english there are so many people be afraid of missing you How many pairs of socks are you packing?中socks前为什么用of? A:Wow,so many beautiful photos( B:Of course you can.Here you are Many of them are family A:Wow,so many beautiful photos( B:Of course you can.Here you are A:( )B:Yes ,they are How many kinds of animals is endangered What are they?Help me quickly,thank you every! 一道商务英语回答问题,How many basic methods of payment do you know?What are they? so many people have lost faith in love are you …one of them 麻烦翻译一下Are many of you good at computer games There are many kinds of shoes in this s______,so you can choose a pair easily. So many people have lost faith in love are you ...one of them we konw there are many places of interest in china can you give us some_____ How many kinds of energy do you know?what are they? ____these girls do you know?A.which of B.Who are C.what D.how many Are you feeling____better now?A.many B.a lot of C.a few D.a little How many parts of your body do you know?What are they?.. there are many kinds of fish food that you can get in pet shops